HSSC PGT GEOGRAPHY EXAM,13.11.2016 (Shift-I)

71. Crop rotation helps in?

(1) Lessen the use of pesticide
(2) Yielding of more crop
(3) Making more option in vegetable production
(4) Destroying selective host parasites

Correct Answer: (4) Destroying selective host parasites

Solution:Crop rotation is the practice of growing a series of dissimilar or different types of crops in the same area in a sequenced season it is done so that the soil of farm is not used for only on set of nutrients, it help in reducing soil erosion and inceases soil fertility and crop yields.

72. Commission determines agricultural cost and prices?

(1) Support price
(2) Whole sale price
(3) Retail price
(4) None of these

Correct Answer: (1) Support price

Solution:CACP is decentralised agency of the government of India it decide the MSP for agriculture produces.

73. When water utility distributes its total operating expenses to its total revence, what is that term called?

(1) Debt ratio
(2) Operating ratio
(3) Loan ratio
(4) Coverage ratio

Correct Answer: (2) Operating ratio

Solution:Operating ratio.

74. According to safe drinking water act basic definition of public water supply system is to any water system that supplies water for human consumption.

(1) 25 or more houses more than 120 days in a year
(2) How small way in public proportion
(3) For 15 services connection or 25 man for at least 30 days in a year
(4) For 15 services-connection of 25 man for at least more than 60 days

Correct Answer: (4) For 15 services-connection of 25 man for at least more than 60 days

Solution:15 service connection or 25 men more than 60 days in a year.

75. Per unit cost price can be decreased by

(1) More production than increased input
(2) More production from sum Input
(3) By end of idle time
(4) By miximising resources expenditure

Correct Answer: (2) More production from sum Input

Solution:To reduce the cost of prodict per unit they have to produce more than input so they can increase profit.

76. What is environment lapse rate?

(1)-6.5°C/km.
(2) 8.6°C/km.
(3)-6.5°C/km.
(4)-5.6°C/km.

Correct Answer: (3)-6.5°C/km.

Solution:Environmental laps rate 6.5°C/km it is the rate of decrease of temperature within altitude in the stationary atmosphere at a given time.

77. Which of the following is formed in photochemical smog?

(1) SO2
(2) Photo chemical oxidant
(3) Chloroflouro carbon
(4) Smog/mint

Correct Answer: (2) Photo chemical oxidant

Solution:Smog is a type of severe air pollution. The word smog was coined in early 20th century. It is formed by coal burning in area.

78. Which is the Hardest object in universe

(1) Platinum
(2) Gold
(3) Diamond
(4) Iron

Correct Answer: (3) Diamond

Solution:Diamond is the hardest alloy of carbon.

79. How is man being benefited in sunlight.

(1) Infrared kills bacteria
(2) Increases resistance power
(3) Pigment cell stimulates healthy body
(4) UV rays converts skin oil into vitamin D

Correct Answer: (4) UV rays converts skin oil into vitamin D

Solution:Beneficial for health, because vitamin D is produced when body comes in contact to solar/sun rays.